11184116

Techniques and Apparatuses for Hybrid Automatic Repeat Request Design of Polar Codes for Ultra-Reliable Low Latency Communications

PublishedNovember 23, 2021
Assigneenot available in USPTO data we have
Technical Abstract

Patent Claims
44 claims

Legal claims defining the scope of protection, as filed with the USPTO.

1

1. A method of wireless communication performed by a wireless communication device, comprising: performing a first transmission of a communication that is encoded using a polar coding technique; and performing at least one retransmission of the communication, wherein more resources are allocated for the at least one retransmission than for the first transmission, wherein the at least one retransmission includes an incremental redundancy version of the communication and a version of the communication for Chase combination, and wherein at least one of: the version of the communication for Chase combination is a subset of the first transmission of the communication, the version of the communication for Chase combination is a repetition or a subset of the incremental redundancy version of the communication, or the incremental redundancy version of the communication is transmitted in a first retransmission of the at least one retransmission, and the version of the communication for Chase combination is transmitted in a second retransmission of the at least one retransmission.

2

2. The method of claim 1 , wherein the at least one retransmission is decodable without the first transmission.

3

3. The method of claim 1 , wherein a value of the first transmission of the communication is different than a value of the incremental redundancy version of the communication.

4

4. The method of claim 1 , wherein the version of the communication for Chase combination is a repetition of the first transmission of the communication.

5

5. The method of claim 1 , wherein the version of the communication for Chase combination is the subset of the first transmission of the communication.

6

6. The method of claim 1 , wherein the version of the communication for Chase combination is the repetition or the subset of the incremental redundancy version of the communication.

7

7. The method of claim 1 , wherein the at least one retransmission includes multiple versions of the communication for Chase combination.

8

8. The method of claim 1 , wherein the incremental redundancy version of the communication is transmitted in the first retransmission of the at least one retransmission, and wherein the version of the communication for Chase combination is transmitted in the second retransmission of the at least one retransmission.

9

9. The method of claim 8 , wherein respective versions of the communication for Chase combination are transmitted in multiple second retransmissions of the at least one retransmission.

10

10. The method of claim 1 , wherein the first transmission of the communication and the at least one retransmission of the communication are for a hybrid automatic repeat request (HARQ) operation.

11

11. The method of claim 1 , wherein the communication is an ultra-reliable low latency communication, and wherein the first transmission and the at least one retransmission are to achieve a latency threshold associated with the ultra-reliable low latency communication.

12

12. A wireless communication device, comprising: a memory; and one or more processors operatively coupled to the memory, the memory and the one or more processors configured to: perform a first transmission of a communication, that is encoded using a polar coding technique; and perform at least one retransmission of the communication, wherein more resources are allocated for the at least one retransmission than for the first transmission, wherein the at least one retransmission includes an incremental redundancy version of the communication and a version of the communication for Chase combination, and wherein at least one of: the version of the communication for Chase combination is a subset of the first transmission of the communication, the version of the communication for Chase combination is a repetition or a subset of the incremental redundancy version of the communication, or the incremental redundancy version of the communication is transmitted in a first retransmission of the at least one retransmission, and the version of the communication for Chase combination is transmitted in a second retransmission of the at least one retransmission.

13

13. The wireless communication device of claim 12 , wherein the at least one retransmission is decodable without the first transmission.

14

14. The wireless communication device of claim 12 , wherein a value of the first transmission of the communication is different than a value of the incremental redundancy version of the communication.

15

15. The wireless communication device of claim 12 , wherein the version of the communication for Chase combination is a repetition of the first transmission of the communication.

16

16. The wireless communication device of claim 12 , wherein the version of the communication for Chase combination is the subset of the first transmission of the communication.

17

17. The wireless communication device of claim 12 , wherein the version of the communication for Chase combination is the repetition or the subset of the incremental redundancy version of the communication.

18

18. The wireless communication device of claim 12 , wherein the at least one retransmission includes multiple versions of the communication for Chase combination.

19

19. The wireless communication device of claim 12 , wherein the incremental redundancy version of the communication is transmitted in the first retransmission of the at least one retransmission, and wherein the version of the communication for Chase combination is transmitted in the second retransmission of the at least one retransmission.

20

20. The wireless communication device of claim 19 , wherein respective versions of the communication for Chase combination are transmitted in multiple second retransmissions of the at least one retransmission.

21

21. The wireless communication device of claim 12 , wherein the first transmission of the communication and the at least one retransmission of the communication are for a hybrid automatic repeat request (HARQ) operation.

22

22. The wireless communication device of claim 12 , wherein the communication is an ultra-reliable low latency communication, and wherein the first transmission and the at least one retransmission are to achieve a latency threshold associated with the ultra-reliable low latency communication.

23

23. A non-transitory computer-readable medium storing instructions for wireless communication, comprising: one or more instructions that, when executed by one or more processors of a wireless communication device, cause the one or more processors to: perform a first transmission of a communication that is encoded using a polar coding technique; and perform at least one retransmission of the communication, wherein more resources are allocated for the at least one retransmission than for the first transmission, wherein the at least one retransmission includes an incremental redundancy version of the communication and a version of the communication for Chase combination, and wherein at least one of: the version of the communication for Chase combination is a subset of the first transmission of the communication, the version of the communication for Chase combination is a repetition or a subset of the incremental redundancy version of the communication, or the incremental redundancy version of the communication is transmitted in a first retransmission of the at least one retransmission, and the version of the communication for Chase combination is transmitted in a second retransmission of the at least one retransmission.

24

24. The non-transitory computer-readable medium of claim 23 , wherein the at least one retransmission is decodable without the first transmission.

25

25. The non-transitory computer-readable medium of claim 23 , wherein a value of the first transmission of the communication is different than a value of the incremental redundancy version of the communication.

26

26. The non-transitory computer-readable medium of claim 23 , wherein the version of the communication for Chase combination is a repetition of the first transmission of the communication.

27

27. The non-transitory computer-readable medium of claim 23 , wherein the version of the communication for Chase combination is the subset of the first transmission of the communication.

28

28. The non-transitory computer-readable medium of claim 23 , wherein the version of the communication for Chase combination is the repetition or the subset of the incremental redundancy version of the communication.

29

29. The non-transitory computer-readable medium of claim 23 , wherein the at least one retransmission includes multiple versions of the communication for Chase combination.

30

30. The non-transitory computer-readable medium of claim 23 , wherein the incremental redundancy version of the communication is transmitted in the first retransmission of the at least one retransmission, and wherein the version of the communication for Chase combination is transmitted in the second retransmission of the at least one retransmission.

31

31. The non-transitory computer-readable medium of claim 30 , wherein respective versions of the communication for Chase combination are transmitted in multiple second retransmissions of the at least one retransmission.

32

32. The non-transitory computer-readable medium of claim 23 , wherein the first transmission of the communication and the at least one retransmission of the communication are for a hybrid automatic repeat request (HARQ) operation.

33

33. The non-transitory computer-readable medium of claim 23 , wherein the communication is an ultra-reliable low latency communication, and wherein the first transmission and the at least one retransmission are to achieve a latency threshold associated with the ultra-reliable low latency communication.

34

34. An apparatus, comprising: means for performing a first transmission of a communication that is encoded using a polar coding technique; and means for performing at least one retransmission of the communication, wherein more resources are allocated for the at least one retransmission than for the first transmission, wherein the at least one retransmission includes an incremental redundancy version of the communication and a version of the communication for Chase combination, and wherein at least one of: the version of the communication for Chase combination is a subset of the first transmission of the communication, the version of the communication for Chase combination is a repetition or a subset of the incremental redundancy version of the communication, or the incremental redundancy version of the communication is transmitted in a first retransmission of the at least one retransmission, and the version of the communication for Chase combination is transmitted in a second retransmission of the at least one retransmission.

35

35. The apparatus of claim 34 , wherein the at least one retransmission is decodable without the first transmission.

36

36. The apparatus of claim 34 , wherein a value of the first transmission of the communication is different than a value of the incremental redundancy version of the communication.

37

37. The apparatus of claim 34 , wherein the version of the communication for Chase combination is a repetition of the first transmission of the communication.

38

38. The apparatus of claim 34 , wherein the version of the communication for Chase combination is the subset of the first transmission of the communication.

39

39. The apparatus of claim 34 , wherein the version of the communication for Chase combination is the repetition or the subset of the incremental redundancy version of the communication.

40

40. The apparatus of claim 34 , wherein the at least one retransmission includes multiple versions of the communication for Chase combination.

41

41. The apparatus of claim 34 , wherein the incremental redundancy version of the communication is transmitted in the first retransmission of the at least one retransmission, and wherein the version of the communication for Chase combination is transmitted in the second retransmission of the at least one retransmission.

42

42. The apparatus of claim 41 , wherein respective versions of the communication for Chase combination are transmitted in multiple second retransmissions of the at least one retransmission.

43

43. The apparatus of claim 34 , wherein the first transmission of the communication and the at least one retransmission of the communication are for a hybrid automatic repeat request (HARQ) operation.

44

44. The apparatus of claim 34 , wherein the communication is an ultra-reliable low latency communication, and wherein the first transmission and the at least one retransmission are to achieve a latency threshold associated with the ultra-reliable low latency communication.

Patent Metadata

Filing Date

Unknown

Publication Date

November 23, 2021

Inventors

Jian LI
Changlong XU
Kai CHEN
Liangming WU
Jing JIANG
Hao XU

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Cite as: Patentable. “TECHNIQUES AND APPARATUSES FOR HYBRID AUTOMATIC REPEAT REQUEST DESIGN OF POLAR CODES FOR ULTRA-RELIABLE LOW LATENCY COMMUNICATIONS” (11184116). https://patentable.app/patents/11184116

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